WO2021174617A1 - 显示装置 - Google Patents

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Publication number
WO2021174617A1
WO2021174617A1 PCT/CN2020/081565 CN2020081565W WO2021174617A1 WO 2021174617 A1 WO2021174617 A1 WO 2021174617A1 CN 2020081565 W CN2020081565 W CN 2020081565W WO 2021174617 A1 WO2021174617 A1 WO 2021174617A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
display device
emitting unit
emitting
light guide
Prior art date
Application number
PCT/CN2020/081565
Other languages
English (en)
French (fr)
Inventor
张鹏
刘广辉
王超
Original Assignee
武汉华星光电技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 武汉华星光电技术有限公司 filed Critical 武汉华星光电技术有限公司
Priority to EP20729932.2A priority Critical patent/EP4116765A4/en
Priority to US16/770,051 priority patent/US11442308B2/en
Publication of WO2021174617A1 publication Critical patent/WO2021174617A1/zh

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G02F1/13312—Circuits comprising photodetectors for purposes other than feedback
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133514—Colour filters
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/51—Housings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Definitions

  • the present invention relates to the field of display, in particular to a display device.
  • the first-generation full-screen technology mainly focused on the screen size ratio changing from 16:9 to 18:9 or even larger; the second-generation full-screen further compresses the upper, lower, left, and right boundaries of the screen, and even uses flexible folding technology to maximize the viewing area .
  • the focus of recent full-screen research is how to further integrate the fingerprint recognition, camera, face recognition, distance sensing and other sensors of the display terminal into the display area of the display to realize a true full-screen display technology.
  • the mainstream display technologies mainly include liquid crystal display (LCD) technology and organic light-emitting diodes (Organic Light-Emitting Diode, OLED).
  • LCD technology belongs to passive light-emitting technology, which is achieved by illuminating the LCD cell with the entire backlight structure.
  • Optical fiber brightness adjustment due to the existence of the LCD digging area, the corresponding part of the display device and the LCD digging area cannot display images normally, so that a true full-screen design cannot be realized.
  • the embodiment of the present invention provides a display device, which is used to prevent the display device and the digging area from not displaying images normally.
  • An embodiment of the present invention provides a display device, including:
  • the backlight module includes a backlight portion and a through hole portion, the backlight portion enclosing at least a part of the through hole portion;
  • the liquid crystal box is stacked on the backlight module
  • the light guide is arranged in the through hole portion
  • the light emitting unit is arranged on the light incident surface of the light guide; and,
  • the imaging unit is arranged on the first surface of the light guide.
  • the display device further includes a control unit that is electrically connected to the light-emitting unit and the camera unit, and the control unit is used for when the light-emitting unit is turned on.
  • the control unit is used for when the light-emitting unit is turned on.
  • the light guide includes:
  • the main body part includes a first surface and a second surface, wherein the first surface is away from the liquid crystal cell and corresponds to the position of the hollow part of the first polarizing plate of the liquid crystal cell for transmitting The light emitted from the external environment toward the portion of the liquid crystal cell corresponding to the through-hole portion, the second surface is located at a position opposite to the first surface, and is used to transmit the light emitted by the light-emitting unit or from The light emitted from the external environment to the portion of the liquid crystal cell corresponding to the through hole;
  • the coupling portion is connected to the main body portion and includes at least one light-incident surface.
  • the coupling portion is located at a position corresponding to the light-emitting surface of the light-emitting unit and is used to transmit light emitted by the light-emitting unit.
  • the light incident surface of the coupling portion is provided with a first optical microstructure portion.
  • the first optical microstructure part includes a dot microstructure.
  • the diameter of the dot microstructure is between 20 micrometers and 100 micrometers, and the depth of the dot microstructure is between 1 micrometer and 10 micrometers.
  • At least one of the first surface and the second surface of the main body portion is provided with a second optical microstructure portion.
  • the angle between the light-emitting surface of the light-emitting unit and the light-incident surface of the coupling portion is an acute angle, and the light-incident surface is used to refract the light from the light-emitting unit to The light guide body.
  • the coupling part further includes:
  • the reflective surface is used to reflect the light emitted by the light-emitting unit to the second surface.
  • the light-emitting surface of the light-emitting unit is parallel to the light-incident surface of the coupling portion, and the light-incident surface of the coupling portion is used to guide the light-emitting surface of the light-emitting unit.
  • the light emitted from the light-emitting surface, and the reflective surface of the coupling portion is used to reflect the light from the light-incident surface of the coupling portion to the second surface.
  • At least a part of the imaging unit is embedded in the light guide or at least a part of the imaging unit is close to the light guide.
  • the supporting member is arranged at a position away from the backlight module, and the supporting member supports the light-emitting unit and/or the light guide.
  • the supporting frame includes a supporting plate, a supporting frame or a fixing frame and a clip.
  • the light-emitting unit includes Mini LED light-emitting unit, Micro LED LED light emitting unit and bracket light emitting unit.
  • the light guide body is a physical structure.
  • the material of the light guide includes at least one of polycarbonate, polymethyl methacrylate and tempered glass.
  • the shape of the light guide includes a cylinder and a polygon.
  • the liquid crystal cell includes a first polarizer, an array substrate, a liquid crystal layer, a color filter substrate, and a second polarizer.
  • the positions of the first polarizing plate and the second polarizing plate corresponding to the through holes are hollowed out for receiving light from the external environment and receiving the light-emitting unit Light emitted through the light guide.
  • the through hole of the backlight module of the display device in the embodiment of the present invention is provided with a light guide.
  • the body guides the light to the through-hole part, provides light for the part of the display device on the through-hole part, and prevents the part of the display device corresponding to the digging area from failing to display images normally.
  • the light-emitting unit, the camera unit and the control unit are connected to realize controllable brightness adjustment, so that the hollowed-out area of the backlight module and the display area of the display device are unified to achieve a true full-screen display technology.
  • the surface of the light guide is provided with an optical microstructure part to realize uniform brightness compensation.
  • FIG. 1 is a schematic structural diagram of a display device provided by an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of the positional relationship between a backlight module and a liquid crystal cell of a display device provided by an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a backlight module of a display device provided by an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a liquid crystal cell of a display device provided by an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a light guide body of a display device provided by an embodiment of the present invention.
  • FIG. 6 is a schematic diagram of another structure of a display device provided by an embodiment of the present invention.
  • FIG. 7 is another schematic diagram of the structure of the light guide of the display device according to the embodiment of the present invention.
  • FIG 8 to 10 are structural schematic diagrams of the positional relationship between the through hole portion of the display device and the backlight module provided by the embodiments of the present invention.
  • the embodiment of the present invention provides a display device, the display device includes a backlight module, the backlight module includes a backlight portion 210 and a through hole portion 220, and the backlight portion 210 surrounds the through hole portion 220 At least a part of the hole 220; the liquid crystal cell 100 is stacked on the backlight module 200; the light guide 230 is arranged in the through hole 220; the light emitting unit 240 is arranged in the entrance of the light guide 230 The light surface; the imaging unit 250 is arranged on the first surface of the light guide 230.
  • the liquid crystal cell 100 includes a first polarizer 101, an array substrate 102, a liquid crystal layer 103, a color filter substrate 104 and a second polarizer 105.
  • the array substrate 102 is stacked above the first polarizer 101
  • the color filter substrate 104 is stacked above the array substrate
  • the liquid crystal layer 103 is disposed on the color filter substrate 104
  • the second polarizer 105 is stacked on the color filter substrate 104.
  • the liquid crystal material in the liquid crystal layer 103 includes polymer dispersed liquid crystal (Polymer Dispersed Liquid Crystal, PDLD) and polymer network liquid crystal (Polymer Network Liquid Crystal).
  • Liquid Crystal, PNLD Under the action of an electric field, the arrangement direction of the liquid crystal molecules is changed to change the transmittance of the external light source to complete the light-to-electrical change. Using the different excitation of the three primary colors of R, G, and B signals, through the red, green and blue The three-primary color filter film completes the color reproduction in the time domain and the space domain. It should be noted that the positions of the first polarizer 101 and the second polarizer 105 corresponding to the through hole 220 are hollowed out for receiving light from the external environment and receiving the light-emitting unit 240 through The light emitted by the light guide 230.
  • the liquid crystal cell 100 is stacked on the backlight module 200, and the backlight module 200 includes a light source, a light guide plate, a diffusion sheet, a brightness enhancement sheet, a back plate, and the like.
  • the backlight module 200 includes a light source, a light guide plate, a diffusion sheet, a brightness enhancement sheet, a back plate, and the like.
  • an opening is provided at a position corresponding to the side surface of the through hole portion 220 on the back plate, and the light source transmits the light on the light guide plate through the opening and conducts to the through hole portion 220.
  • the light emitting unit 240 is disposed at a corresponding position of the light incident surface of the light guide body 230, and the light guide body 230 includes a main body 231 and a coupling part 232.
  • the main body 231 includes a first surface 2311 and a second surface 2312, wherein the first surface 2311 is far away from the liquid crystal cell 100 and corresponds to the position of the hollow part of the first polarizer 101 of the liquid crystal cell 100, and To transmit light from the external environment toward the portion of the liquid crystal cell 100 corresponding to the through hole portion 200, the second surface 2312 is located at a position opposite to the first surface 2311 for passing through the The light emitted by the light emitting unit 240 or the light emitted from the external environment to the portion of the liquid crystal cell 100 corresponding to the through hole;
  • the coupling portion 232 connected to the main body portion 231, includes at least one light-incident surface 2321.
  • the coupling portion 232 is located at a position corresponding to the light-emitting surface of the light-emitting unit 240 and is used to transmit light emitted from the light-emitting unit 240. Light.
  • the light-emitting unit 240 includes a Mini LED light-emitting unit, a Micro LED light-emitting unit, and a bracket lamp light-emitting unit.
  • the material of the light guide 230 includes polycarbonate (PC), polymethyl methacrylate (PMMA), tempered glass, and the like.
  • the light incident surface 2321 of the coupling portion 232 is provided with a first optical microstructure portion; the first surface 2311 and the second surface 2312 of the main body portion 231 are At most one of them is provided with a second optical microstructure part.
  • one light incident surface 2321 of the coupling portion 232 is provided with a first optical microstructure portion, or both light incident surfaces 2321 of the coupling portion 232 are provided with a first optical microstructure portion, so that the light from the light source is evenly distributed in the passage.
  • the hole 220; the first surface 2311 and the second surface 2312 of the main body portion 231 of the light guide 230 are provided with a mirror structure, or at least one of the first surface 2311 and the second surface 2312 is provided with a second optical
  • the microstructure part that is, the first surface 2311 is provided with a second optical microstructure part, the second surface 2312 is provided with a uniform light structure or the second surface 2312 is provided with a second optical microstructure part, so The first surface 2311 is provided with a uniform light structure.
  • the optical microstructures of the first optical microstructure part and the second optical microstructure part include dot microstructures, polygonal pyramid-shaped microstructures connected to form a square, prism microstructures, etc., and the optical microstructures
  • the structure is used to enhance the light transmittance of the light incident surface 2321, the first surface 2311, and the second surface 2312 to achieve uniform brightness compensation.
  • the diameter of the dot microstructure ranges from 20 micrometers to 100 micrometers, and the depth of the dot microstructure ranges from 1 micrometer to 10 micrometers.
  • the light-emitting surface of the light-emitting unit 230 and the light-incident surface 2321 of the coupling portion 232 include an acute angle, and the light-emitting surface is used to refract the light from the light-emitting unit 230 to the light guide.
  • the angle between the light-emitting surface of the light emitting unit 230 and the light-incident surface 2321 of the coupling portion 232 may be 5 degrees, 10 degrees, 20 degrees, 30 degrees, 40 degrees, 50 degrees.
  • the box 100 is projected to compensate for the brightness of the part of the display device corresponding to the imaging unit 250, so that the part of the display device corresponding to the through hole 200 can work normally without affecting the imaging unit 250. normal work.
  • the light incident surface 2321, the first surface 2311 and the second surface include an inner surface and an outer surface, that is, the light incident surface of the coupling portion 232
  • the surface 2321 is provided with a first optical microstructure including the inner surface and/or the outer surface of the light incident surface 2321 is provided with a first optical microstructure; at least one of the first surface 2311 and the second surface 2312 is provided with At most one of the inner surface and/or outer surface of the second surface 2311 and the inner surface and/or outer surface of the second surface 2312 is provided with a second optical microstructure portion.
  • the display device further includes:
  • a control unit 260 which is electrically connected to the light-emitting unit 240 and the camera unit 250, respectively, and the control unit 260 is configured to control the camera unit 250 to turn off when the light-emitting unit 240 is turned on, and It is used to control the light emitting unit 260 to turn off when the camera unit 250 is turned on.
  • the light emitted from the light-emitting surface is refracted on the light-incident surface 232, is guided into the second surface 2312 of the main body portion 231 of the light guide 230, and passes through the first surface 2311, and is combined with The liquid crystal cell 100 at the position corresponding to the through hole 220 provides light, so as to realize the compensation of the display device at the position corresponding to the area.
  • the display device further includes:
  • the supporting member 270 is arranged at a position away from the backlight module 200, the supporting member 270 supports the light emitting unit 240 and/or the light guide body 250, wherein the supporting member 270 includes a supporting plate and a supporting frame Or fixing frame and clamp.
  • the coupling portion 232 further includes:
  • the reflective surface 2322 is used to reflect the light emitted by the light-emitting unit 230 to the second surface 2312; the light-emitting surface of the light-emitting unit 230 is parallel to the light-incident surface 2321 of the coupling portion 232, and the coupling
  • the light-incident surface 2321 of the portion 232 is used to guide the light emitted by the light-emitting surface of the light-emitting unit 230, and the reflective surface 2322 of the coupling portion 232 is used to transmit the incident light of the coupling portion 232.
  • the light from the surface 2321 is reflected to the second surface 2311.
  • the light-incident surface 2321 of the coupling portion 232 of the light guide 230 is used to introduce light emitted by the light-emitting surface of the light-emitting unit 240, and the light emitted by the light-emitting surface of the light-emitting unit 240
  • the reflection surface 2322 reflects, is guided into the second surface 2312 of the main body portion 231 of the light guide 230, and passes through the second surface 2312, which is a position corresponding to the through hole 220
  • the display device provides light, so as to realize the brightness compensation of the display device corresponding to the area.
  • the reflective surface 2322 in the embodiment of the present invention may be provided with a third optical microstructure part.
  • the optical microstructure of the third optical microstructure part includes dot microstructures and polygonal pyramid-shaped microstructures connected to form a square. Structures and prism microstructures, etc.
  • the reflective surface 2322 is used to enhance the light transmittance of the light incident surface 2321, the first surface 2311 and the second surface 2312 to achieve uniform brightness compensation.
  • the diameter of the dot microstructure ranges from 20 micrometers to 100 micrometers, and the depth of the dot microstructure ranges from 1 micrometer to 10 micrometers.
  • At least a part of the camera unit 250 is embedded in the light guide 230; or, at least a part of the camera unit 250 is close to the light guide 230.
  • the shape of the light guide 230 can be adjusted according to actual production requirements.
  • the shape of the light guide includes a cylinder and a polygon.
  • the definition of a polygon should be broad. Including regular multilaterals and irregular multilaterals.
  • the backlight portion 210 surrounds both sides of the through hole portion 220; as shown in FIG.
  • the backlight portion 210 surrounds at least a part of the through hole portion 220; as shown in FIG.
  • the backlight portion 210 surrounds at least a part of the through hole portion 220. It should be noted that at least one light-emitting unit 240 is provided on the light guide 230.
  • the through hole of the backlight module of the display device in the embodiment of the present invention is provided with a light guide.
  • the body guides the light to the through-hole part, provides light for the part of the display device on the through-hole part, and prevents the part of the display device corresponding to the digging area from failing to display images normally.
  • the light-emitting unit, the camera unit and the control unit are connected to realize controllable brightness adjustment, so that the hollowed-out area of the backlight module and the display area of the display device are unified to achieve a true full-screen display technology.
  • the surface of the light guide is provided with an optical microstructure part to realize uniform brightness compensation.

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Abstract

一种显示装置，包括：背光模组，包括背光部（210）和通孔部（220），背光部（210）包围通孔部（220）的至少一部分；液晶盒（100），叠放于背光模组上；导光体（230），设置于通孔部（220）；发光单元（240），设置于导光体（230）的入光面上；摄像单元（250），设置于导光体（230）的第一表面上；发光单元（240）通过导光体（230）将光线引导至通孔部（220），为通孔部（220）上的显示装置的部分提供光线，防止显示装置与通孔部（220）对应的部分无法正常显示图像。

Description

显示装置 技术领域
本发明涉及显示领域，尤其涉及一种显示装置。
 背景技术
随着全面屏技术的发展，如何实现屏占比的最大化成为显示技术领域研究的热点。第一代全面屏技术主要集中于屏幕尺寸比例由16:9变化为18:9甚至更大；第二代全面屏则是进一步地压缩屏幕上下左右边界，甚至采用柔性折叠技术最大化可视面积。而近期全面屏的研究重点是如何将显示终端的指纹识别、摄像头、面部识别、距离传感等传感器进一步地融合入显示屏的显示区，实现真正的全面屏显示技术。
主流的显示技术主要有液晶显示（Liquid Crystal Display，LCD）技术和有机发光二极管（Organic Light-Emitting Diode，OLED）两种，其中，LCD技术属于被动发光技术，通过整面背光结构照射液晶盒实现光纤的亮暗调节。但是，由于LCD挖孔区的存在会造成显示装置与LCD挖孔区对应部分无法正常显示图像，从而无法实现真正的全面屏设计。
故，有必要提出一种新的技术方案，以解决上述技术问题。
 技术问题
本发明实施例提供显示装置，用于防止显示装置与挖孔区无法正常显示图像。
 技术解决方案
本发明实施例提供一种显示装置，包括：
背光模组，包括背光部和通孔部，所述背光部包围所述通孔部的至少一部分；
液晶盒，叠放于所述背光模组上；
导光体，设置于所述通孔部；
发光单元，设置于所述导光体的入光面上；以及，
摄像单元，设置于所述导光体的第一表面上。
在本发明实施例提供的显示装置中，所述显示装置还包括控制单元，所述控制单元分别与所述发光单元和所述摄像单元电连接，所述控制单元用于当所述发光单元开启时，控制所述摄像单元关闭，以及用于当所述摄像单元开启时，控制所述发光单元关闭。
在本发明实施例提供的显示装置中，所述导光体包括：
主体部，所述主体部包括第一表面和第二表面，其中，所述第一表面远离所述液晶盒并与所述液晶盒的第一偏光板的镂空部的位置对应，用于透过从外界环境射向所述液晶盒与所述通孔部对应的部分的光线，所述第二表面位于与所述第一表面相对的位置，用于透过所述发光单元发出的光线或者从外界环境射向所述液晶盒与所述通孔部对应的部分的光线；
耦合部，连接所述主体部，包括至少一入光面，所述耦合部位于与所述发光单元的出光面对应的位置，用于透过所述发光单元发出的光。
在本发明实施例提供的显示装置中，所述耦合部的入光面设置有第一光学微结构部。
在本发明实施例提供的显示装置中，所述第一光学微结构部包括网点微结构。
在本发明实施例提供的显示装置中，所述网点微结构的直径介于20微米至100微米之间，所述网点微结构的深度介于1微米至10微米之间。
在本发明实施例提供的显示装置中，所述主体部的所述第一表面和所述第二表面的至多一者设置有第二光学微结构部。
在本发明实施例提供的显示装置中，所述发光单元的出光面与所述耦合部的所述入光面夹角为锐角，所述入光面用于将所述发光单元的光线折射至所述导光体内。
在本发明实施例提供的显示装置中，所述耦合部还包括：
反射面，用于将所述发光单元发出的光线反射至所述第二表面。
在本发明实施例提供的显示装置中，所述发光单元的出光面与所述耦合部的所述入光面平行，所述耦合部的所述入光面用于引导所述发光单元的所述出光面发出的光线，所述耦合部的所述反射面用于将所述耦合部的所述入光面的光线反射至所述第二表面。
在本发明实施例提供的显示装置中，所述摄像单元的至少一部分嵌入到所述导光体中或者所述摄像单元的至少一部分靠近所述导光体。
在本发明实施例提供的显示装置中，包括：
支撑构件，设置于远离所述背光模组的位置，所述支撑构件支撑所述发光单元和/或所述导光体。
在本发明实施例提供的显示装置中，所述支撑构架包括支撑板、支撑架或者固定架和夹子。
在本发明实施例提供的显示装置中，所述发光单元包括Mini LED发光单元、Micro LED发光单元和支架灯发光单元。
在本发明实施例提供的显示装置中，所述导光体为实体结构。
在本发明实施例提供的显示装置中，所述导光体的材料包括聚碳酸酯，聚甲基丙烯酸甲酯和钢化玻璃中的至少一种。
在本发明实施例提供的显示装置中，所述导光体的形状包括导光体的形状包括圆柱体和多边体。
在本发明实施例提供的显示装置中，所述液晶盒包括第一偏光板、阵列基板、液晶层、彩色滤光片基板以及第二偏光板。
在本发明实施例提供的显示装置中，所述第一偏光板和所述第二偏光板与所述通孔对应的位置是镂空的，用于接收外界环境的光线，以及接收所述发光单元经由所述导光体射出的光线。
 有益效果
相较于现有技术的显示装置，本发明实施例中的显示装置的背光模组的通孔部设置有导光体，利用Mini LED、Micro LED或支架灯作为发光单元，发光单元通过导光体将光线引导至通孔部，为通孔部上的显示装置的部分提供光线，防止显示装置与挖孔区对应的部分无法正常显示图像。
同时，将发光单元、摄像单元和控制单元连接，实现可控的亮度调节，使得背光模组的挖空区与显示装置的显示区的显示画面统一，实现真正的全面屏显示技术。
并且，将导光体的表面设置光学微结构部，以实现均匀的亮度补偿。
 附图说明
为了更清楚地说明本申请实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本发明实施例提供的显示装置的结构示意图；
图2为本发明实施例提供的显示装置的背光模组与液晶盒的位置关系的结构示意图；
图3为本发明实施例提供的显示装置的背光模组的结构示意图；
图4为本发明实施例提供的显示装置的液晶盒的结构示意图；
图5为本发明实施例提供的显示装置的导光体的结构示意图；
图6为本发明实施例提供的显示装置的另一结构示意图；
图7为本发明实施例提供的显示装置的导光体的另一结构示意图；
图8至图10为本发明实施例提供的显示装置的通孔部与背光模组的位置关系的结构示意图。
 本发明的实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述。显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
为了使本发明的目的、技术方案和优点更加清楚，下面将结合附图对本发明作进一步地详细描述，请参照附图中的图式，其中相同的组件符号代表相同的组件，以下的说明是基于所示的本发明具体实施例，其不应被视为限制本发明未在此详述的其他具体实施例。本说明书所使用的词语“实施例”意指实例、示例或例证。此外，本说明书和所附权利要求中所使用的冠词“一”一般地可以被解释为“一个或多个”，除非另外指定或从上下文可以清楚确定单数形式。
在本申请的描述中，还需要说明的是，除非另有明确的规定和限定，术语“设置”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域普通技术人员而言，可以根据具体情况理解上述术语在本申请中的具体含义。
结合图1、图2和图3，本发明实施例提供一种显示装置，显示装置包括背光模组，背光模组包括背光部210和通孔部220，并且所述背光部210包围所述通孔部220的至少一部分；液晶盒100，叠放于所述背光模组200上；导光体230，设置于所述通孔部220；发光单元240，设置于所述导光体230的入光面上；摄像单元250，设置于所述导光体230的第一表面上。
具体地，如图4所示，所述液晶盒100包括第一偏光板101、阵列基板102、液晶层103、彩色滤光片基板104以及第二偏光板105。其中，所述阵列基板102叠放于所述第一偏光板101上方，所述彩色滤光片基板104叠放于所述阵列基板的上方，液晶层103设置于所述彩色滤光片基板104与阵列基板102之间，所述第二偏光板105叠放于所述彩色滤光片基板104上方。所述液晶层103中的液晶材料包括聚合物分散液晶（Polymer Dispersed Liquid Crystal，PDLD）和聚合物网络液晶（Polymer Network Liquid Crystal，PNLD）。在电场的作用下，利用液晶分子的排列方向发生变化，使外光源透过率改变，完成光到电的变化，在利用R、G、B三基色信号的不同激励，通过红、绿、蓝三基色滤光膜，完成时域和空间域的彩色重显。需要说明的是，所述第一偏光板101和所述第二偏光板105与所述通孔部220对应的位置是镂空的，用于接收外界环境的光线，以及接收所述发光单元240经由所述导光体230射出的光线。所述液晶盒100叠放于所述背光模组200上，所述背光模组200包括光源、导光板、扩散片、增光片和背板等。可选的，所述背板与所述通孔部220的侧面对应的位置设置有开孔，光源将导光板上的光透过开孔，传导至所述通孔部220。
进一步的，结合图1与图5，发光单元240设置于所述导光体230的入光面的对应位置，所述导光体230包括：主体部231和耦合部232。
主体部231，包括第一表面2311和第二表面2312，其中，所述第一表面2311远离所述液晶盒100并与所述液晶盒100的第一偏光板101的镂空部的位置对应，用于透过从外界环境射向所述液晶盒100与所述通孔部200对应的部分的光线，所述第二表面2312位于与所述第一表面2311相对的位置，用于透过所述发光单元240发出的光线或者从外界环境射向所述液晶盒100与所述通孔部对应的部分的光线；
耦合部232，连接所述主体部231，包括至少一入光面2321，所述耦合部232位于与所述发光单元240的出光面对应的位置，用于透过所述发光单元240发出的光。
具体的，发光单元240包括Mini LED发光单元、Micro LED发光单元和支架灯发光单元。导光体230的材料包括聚碳酸酯（Polycarbonate，PC），聚甲基丙烯酸甲酯（Polymeric Methyl Methacrylate，PMMA）和钢化玻璃等。
进一步的，在本发明的实施例中，所述耦合部232的入光面2321设置有第一光学微结构部；所述主体部231的所述第一表面2311和所述第二表面2312的至多一者设置有第二光学微结构部。具体的，耦合部232的一个入光面2321设置有第一光学微结构部，或耦合部232的两个入光面2321都设置有第一光学微结构部，使光源的光线均匀分布于通孔部220；导光体230的主体部231的第一表面2311和第二表面2312设置有镜面结构，或者所述第一表面2311和所述第二表面2312的至多一者设置有第二光学微结构部，也就是说，所述第一表面2311设置第二光学微结构部，所述第二表面2312设置有均光结构或者所述第二表面2312设置有第二光学微结构部，所述第一表面2311设置均光结构。需要说明的是，所述第一光学微结构部和所述第二光学微结构部的光学微结构包括网点微结构、连接形成正方形的多面棱锥状微结构和棱镜微结构等，所述光学微结构用于增强所述入光面2321、第一表面2311和第二表面2312的光的透过率，以实现均匀的亮度补偿。所述网点微结构的直径范围为20微米至100微米之间，所述网点微结构的深度范围为1微米至10微米之间。
进一步的，所述发光单元230的出光面与所述耦合部232的所述入光面2321夹角为锐角，所述出光面用于将所述发光单元230的光线折射至所述导光体230内。在本发明的具体实施例中，所述发光单元230的出光面与所述耦合部232的所述入光面2321夹角可以是5度、10度、20度、30度、40度、50度、60度、70度、80度等，用于使得从所述入光面232透过的光线透过所述第二表面2312时，向所述通孔部220上表面对应的所述液晶盒100投射，以补偿所述摄像单元250对应的显示装置的部分区域的亮度，使得与所述通孔部200对应的显示装置的部分能够正常工作的同时，不会影响所述摄像单元250的正常工作。需要说明的是，在本发明实施例中，所述入光面2321、所述第一表面2311和所述第二表面包括内表面和外表面，也就是说，所述耦合部232的入光面2321设置有第一光学微结构包括在入光面2321的内表面和/或外表面设置有第一光学微结构；所述第一表面2311和所述第二表面2312的至多一者设置有第二光学微结构部包括所述第一表面2311的内表面和/或外表面和所述第二表面2312的内表面和/或外表面的至多一者设置有第二光学微结构部。
在本发明的实施例中，所述显示装置还包括：
控制单元260，所述控制单元260分别与所述发光单元240和所述摄像单元250电连接，所述控制单元260用于当所述发光单元240开启时，控制所述摄像单元250关闭，以及用于当所述摄像单元250开启时，控制所述发光单元260关闭。
详细而言，请继续参考图1，所述导光体230的所述耦合部232的所述入光面2321用于引入所述发光单元240的出光面发出的光线，所述发光单元230的所述出光面发出的光线在所述入光面232发生折射，导入所述导光体230的所述主体部231的所述第二表面2312，并透过所述第一表面2311，为与所述通孔部220对应的位置的所述液晶盒100提供光线，从而实现该区域对应的位置的显示装置补偿。
在本发明的实施例中，所述显示装置还包括：
支撑构件270，设置于远离所述背光模组200的位置，所述支撑构件270支撑所述发光单元240和/或所述导光体250，其中，所述支撑构件270包括支撑板、支撑架或者固定架和夹子。
可选的，结合图6和图7，所述耦合部232还包括：
反射面2322，用于将所述发光单元230发出的光线反射至所述第二表面2312；所述发光单元230的出光面与所述耦合部232的所述入光面2321平行，所述耦合部232的所述入光面2321用于引导所述发光单元230的所述出光面发出的光线，所述耦合部232的所述反射面2322用于将所述耦合部232的所述入光面2321的光线反射至所述第二表面2311。详细而言，所述导光体230的所述耦合部232的所述入光面2321用于引入所述发光单元240的出光面发出的光线，所述发光单元240的出光面发出的光线在所述反射面2322发生反射，导入所述导光体230的所述主体部231的所述第二表面2312，并透过所述第二表面2312，为与所述通孔部220对应的位置的显示装置提供光线，从而实现与该区域对应显示装置的亮度补偿。需要说明的是，本发明实施例中的所述反射面2322可设置第三光学微结构部，所述第三光学微结构部的光学微结构包括网点微结构、连接形成正方形的多面棱锥状微结构和棱镜微结构等，所述反射面2322用于增强所述入光面2321、第一表面2311和第二表面2312的光的透过率，以实现均匀的亮度补偿。所述网点微结构的直径范围为20微米至100微米之间，所述网点微结构的深度范围为1微米至10微米之间。
可选的，所述摄像单元250的至少一部分嵌入到所述导光体230中；或者，所述摄像单元250的至少一部分靠近所述导光体230。
需要说明的是，在本发明实施例中，所述导光体230的形状是可以根据实际生产需求调整的，导光体的形状包括圆柱体和多边体，多边体的定义应该是广泛的，包括规则多边体和不规则多边体。具体的，如图8所示，当所述通孔部220设置于所述背光部210的中部时，此时，所述背光部210包围所述通孔部220的两侧；如图9所示，所述通孔部220设置于所述背光部210的左侧或者右侧时，所述背光部210包围所述通孔部220的至少一部分；如图10所示，当所述通孔部220设置于所述背光部210的中部靠上侧时，所述背光部210包围所述通孔部220的至少一部分。需要说明的是，所述导光体230上至少设置有一个所述发光单元240。
相较于现有技术的显示装置，本发明实施例中的显示装置的背光模组的通孔部设置有导光体，利用Mini LED、Micro LED或支架灯作为发光单元，发光单元通过导光体将光线引导至通孔部，为通孔部上的显示装置的部分提供光线，防止显示装置与挖孔区对应的部分无法正常显示图像。
同时，将发光单元、摄像单元和控制单元连接，实现可控的亮度调节，使得背光模组的挖空区与显示装置的显示区的显示画面统一，实现真正的全面屏显示技术。
并且，将导光体的表面设置光学微结构部，以实现均匀的亮度补偿。
综上所述，虽然本发明已以优选实施例揭露如上，但上述优选实施例并非用以限制本发明，本领域的普通技术人员，在不脱离本发明的精神和范围内，均可作各种更动与润饰，因此本发明的保护范围以权利要求界定的范围为准。

Claims (19)

  1. 一种显示装置，其中，包括：
    背光模组，包括背光部和通孔部，所述背光部包围所述通孔部的至少一部分；
    液晶盒，叠放于所述背光模组上；
    导光体，设置于所述通孔部；
    发光单元，设置于所述导光体的入光面上；以及，
    摄像单元，设置于所述导光体的第一表面上。
  2. 根据权利要求1所述的显示装置，其中，所述显示装置还包括控制单元，所述控制单元分别与所述发光单元和所述摄像单元电连接，所述控制单元用于当所述发光单元开启时，控制所述摄像单元关闭，以及用于当所述摄像单元开启时，控制所述发光单元关闭。
  3. 根据权利要求1所述的显示装置，其中，所述导光体包括：
    主体部，所述主体部包括第一表面和第二表面，其中，所述第一表面远离所述液晶盒并与所述液晶盒的第一偏光板的镂空部的位置对应，用于透过从外界环境射向所述液晶盒与所述通孔部对应的部分的光线，所述第二表面位于与所述第一表面相对的位置，用于透过所述发光单元发出的光线或者从外界环境射向所述液晶盒与所述通孔部对应的部分的光线；
    耦合部，连接所述主体部，包括至少一入光面，所述耦合部位于与所述发光单元的出光面对应的位置，用于透过所述发光单元发出的光。
  4. 根据权利要求3所述的显示装置，其中，所述耦合部的入光面设置有第一光学微结构部。
  5. 根据权利要求4所述的显示装置，其中，所述第一光学微结构部包括网点微结构。
  6. 根据权利要求5所述的显示装置，其中，所述网点微结构的直径介于20微米至100微米之间，所述网点微结构的深度介于1微米至10微米之间。
  7. 根据权利要求3所述的显示装置，其中，所述主体部的所述第一表面和所述第二表面的至多一者设置有第二光学微结构部。
  8. 根据权利要求3所述的显示装置，其中，所述发光单元的出光面与所述耦合部的所述入光面夹角为锐角，所述入光面用于将所述发光单元的光线折射至所述导光体内。
  9. 根据权利要求3所述的显示装置，其中，所述耦合部还包括：
    反射面，用于将所述发光单元发出的光线反射至所述第二表面。
  10. 根据权利要求9所述的显示装置，其中，所述发光单元的出光面与所述耦合部的所述入光面平行，所述耦合部的所述入光面用于引导所述发光单元的所述出光面发出的光线，所述耦合部的所述反射面用于将所述耦合部的所述入光面的光线反射至所述第二表面。
  11. 根据权利要求1所述的显示装置，其中，所述摄像单元的至少一部分嵌入到所述导光体中或者所述摄像单元的至少一部分靠近所述导光体。
  12. 根据权利要求1所述的显示装置，其中，包括：
    支撑构件，设置于远离所述背光模组的位置，所述支撑构件支撑所述发光单元和/或所述导光体。
  13. 根据权利要求12所述的显示装置，其中，所述支撑构架包括支撑板、支撑架或者固定架和夹子。
  14. 根据权利要求1所述的显示装置，其中，所述发光单元包括Mini LED发光单元、Micro LED发光单元和支架灯发光单元。
  15. 根据权利要求1所述的显示装置，其中，所述导光体为实体结构。
  16. 根据权利要求15所述的显示装置，其中，所述导光体的材料包括聚碳酸酯，聚甲基丙烯酸甲酯和钢化玻璃中的至少一种。
  17. 根据权利要求1所述的显示装置，其中，所述导光体的形状包括导光体的形状包括圆柱体和多边体。
  18. 根据权利要求1所述显示装置，其中，所述液晶盒包括第一偏光板、阵列基板、液晶层、彩色滤光片基板以及第二偏光板。
  19. 根据权利要求18所述的显示装置，其中，所述第一偏光板和所述第二偏光板与所述通孔对应的位置是镂空的，用于接收外界环境的光线，以及接收所述发光单元经由所述导光体射出的光线。
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